ShapeTester

ECShapeTester

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package ec.shapetester;
import java.util.Arrays;
import java.util.Scanner;

/**
 *
 * @author tug03556
 */

public class ECShapeTester{
    public static void main(String[] args){
        
        Scanner keyboard = new Scanner(System.in);
        Shape[] array = new Shape[4];
        
        //System.out.println("");
        Square S = new Square("Square");
        Circle C = new Circle ("Circle");
        Triangle T = new Triangle("Triangle");
        EqualateralTriangle ET = new EqualateralTriangle("Equalateral Triangle");
        
        System.out.println("Enter the height and length of your square");
        S.setDimensions(keyboard.nextInt(), keyboard.nextInt());
        array[0] = S;
        
        System.out.println("Please enter the radius of your circle");
        C.setDimensions(keyboard.nextInt());
        array[1] = C;
        
        System.out.println(" Please enter 3 sides of your triangle");
        T.setDimensions(keyboard.nextInt(), keyboard.nextInt(), keyboard.nextInt());
        array[2] = T;
        
        System.out.println("Please enter a side length of your equalateral triangle");
        ET.setDimensions(keyboard.nextInt());
        array[3] = ET;
        
        for(int i=0; i< array.length; i++){
                System.out.println();
                System.out.println(array[i]);
        }
        
    }
}
class Shape {
private String name;
public Shape(String name) {
this.name = name;
}
/** returns the name of the shape */
public String getName() {
return name;
}
/** returns the area of the shape */
public double getArea() {
return 0.0;
}
public void printDimensions(){
System.out.println("No dimensions");
}
}

class Square extends Shape{
    
    private int length, height;
    Square(String name){
        super(name);
    }
    
    public void setDimensions(int length, int height){
        this.length = length; 
        this.height = height;
    
    }
    @Override
    public void printDimensions(){
        
        System.out.println("Length is " + length);
        System.out.println("Height is " + height);
    }
    @Override
    public double getArea(){
        return length *height;
    }
    
}

class Circle extends Shape{
    
    private double radius;
    
    Circle(String name){
        super(name);
    }
    public void setDimensions(double radius){
        this.radius = radius;
    }
    @Override
    public void printDimensions(){
        
        
        System.out.println("The Radius is " + radius);
        //System.out.println("The Area is "+ (3.14 * (radius * radius)));
    }
    @Override
    public double getArea(){
        return (3.14 * (radius * radius));
    }
}

class Triangle extends Shape{
    
    private int side1, side2, side3;
    
    Triangle(String name){
        super(name);
    }
    
    public void setDimensions(int side1, int side2, int side3){
        this.side1 = side1;
        this.side2 = side2;
        this.side3 = side3;
    }
    @Override
    public void printDimensions(){
        
        System.out.println("The sides are "+side1+" "+side2+" "+side3);
    }
    @Override
    public double getArea(){
    
        return Math.sqrt(((side1+side2+side3)/2)*(((side1+side2+side3)/2)-side1)*
                (((side1+side2+side3)/2)-side2)*((side1+side2+side3)/2)-side3);
}
    
}

class EqualateralTriangle extends Shape{
    
    
     private int side;
    
    EqualateralTriangle(String name){
        super(name);
    }
    
    public void setDimensions(int side){
        this.side = side;
        
    }
    @Override
    public void printDimensions(){
        
        System.out.println("The side is " + side);
    }
    @Override
    public double getArea(){
         int side1 = side;
         int side2 = side;
         int side3 = side;
         
        return Math.sqrt(((side1+side2+side3)/2)*(((side1+side2+side3)/2)-side1)*
                (((side1+side2+side3)/2)-side2)*((side1+side2+side3)/2)-side3);
    }
}